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FR2991372B1 - TURBINE WHEEL IN A TURBOMACHINE - Google Patents

TURBINE WHEEL IN A TURBOMACHINE

Info

Publication number
FR2991372B1
FR2991372B1 FR1255192A FR1255192A FR2991372B1 FR 2991372 B1 FR2991372 B1 FR 2991372B1 FR 1255192 A FR1255192 A FR 1255192A FR 1255192 A FR1255192 A FR 1255192A FR 2991372 B1 FR2991372 B1 FR 2991372B1
Authority
FR
France
Prior art keywords
turbomachine
turbine wheel
turbine
wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1255192A
Other languages
French (fr)
Other versions
FR2991372A1 (en
Inventor
Amaury Roussely-Rousseau
Hong Son Le
Jean-Pierre Mareix
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR1255192A priority Critical patent/FR2991372B1/en
Priority to GB1309883.5A priority patent/GB2506225B/en
Priority to US13/909,282 priority patent/US9732618B2/en
Publication of FR2991372A1 publication Critical patent/FR2991372A1/en
Application granted granted Critical
Publication of FR2991372B1 publication Critical patent/FR2991372B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/10—Anti- vibration means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/75—Shape given by its similarity to a letter, e.g. T-shaped
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • F05D2300/6033—Ceramic matrix composites [CMC]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1255192A 2012-06-04 2012-06-04 TURBINE WHEEL IN A TURBOMACHINE Active FR2991372B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1255192A FR2991372B1 (en) 2012-06-04 2012-06-04 TURBINE WHEEL IN A TURBOMACHINE
GB1309883.5A GB2506225B (en) 2012-06-04 2013-06-03 A turbine wheel in a turbine engine
US13/909,282 US9732618B2 (en) 2012-06-04 2013-06-04 Turbine wheel in a turbine engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1255192A FR2991372B1 (en) 2012-06-04 2012-06-04 TURBINE WHEEL IN A TURBOMACHINE

Publications (2)

Publication Number Publication Date
FR2991372A1 FR2991372A1 (en) 2013-12-06
FR2991372B1 true FR2991372B1 (en) 2014-05-16

Family

ID=47019109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1255192A Active FR2991372B1 (en) 2012-06-04 2012-06-04 TURBINE WHEEL IN A TURBOMACHINE

Country Status (3)

Country Link
US (1) US9732618B2 (en)
FR (1) FR2991372B1 (en)
GB (1) GB2506225B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2981132B1 (en) * 2011-10-10 2013-12-06 Snecma DISCHARGE COOLING TURBOMACHINE ASSEMBLY
US10876429B2 (en) 2019-03-21 2020-12-29 Pratt & Whitney Canada Corp. Shroud segment assembly intersegment end gaps control

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669383A (en) * 1951-02-06 1954-02-16 A V Roe Canada Ltd Rotor blade
GB996729A (en) * 1963-12-16 1965-06-30 Rolls Royce Improvements relating to turbines and compressors
CH494896A (en) * 1968-08-09 1970-08-15 Sulzer Ag Mounting of rotor blades in the rotor of a turbomachine
BE791375A (en) * 1971-12-02 1973-03-01 Gen Electric DEFLECTOR AND SHOCK ABSORBER FOR TURBOMACHINE FINS
US6290466B1 (en) 1999-09-17 2001-09-18 General Electric Company Composite blade root attachment
US6315298B1 (en) * 1999-11-22 2001-11-13 United Technologies Corporation Turbine disk and blade assembly seal
EP1124038A1 (en) * 2000-02-09 2001-08-16 Siemens Aktiengesellschaft Turbine blading
US7291946B2 (en) * 2003-01-27 2007-11-06 United Technologies Corporation Damper for stator assembly
US7284958B2 (en) * 2003-03-22 2007-10-23 Allison Advanced Development Company Separable blade platform
GB2446812A (en) * 2007-02-21 2008-08-27 Rolls Royce Plc Damping member positioned between blades of an aerofoil assembly
FR2918702B1 (en) * 2007-07-13 2009-10-16 Snecma Sa CLINKING FOR TURBOMACHINE BLADE
US8485785B2 (en) * 2007-07-19 2013-07-16 Siemens Energy, Inc. Wear prevention spring for turbine blade
US8137072B2 (en) * 2008-10-31 2012-03-20 Solar Turbines Inc. Turbine blade including a seal pocket
US8393869B2 (en) 2008-12-19 2013-03-12 Solar Turbines Inc. Turbine blade assembly including a damper
US8714932B2 (en) * 2008-12-31 2014-05-06 General Electric Company Ceramic matrix composite blade having integral platform structures and methods of fabrication
US8568102B2 (en) * 2009-02-18 2013-10-29 Pratt & Whitney Canada Corp. Fan blade anti-fretting insert
GB201104994D0 (en) * 2011-03-25 2011-05-11 Rolls Royce Plc a rotor having an annulus filler

Also Published As

Publication number Publication date
GB2506225A (en) 2014-03-26
GB201309883D0 (en) 2013-07-17
US20130343894A1 (en) 2013-12-26
FR2991372A1 (en) 2013-12-06
US9732618B2 (en) 2017-08-15
GB2506225B (en) 2018-12-05

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